Home / 835,644.96-1,153,172.16-453,668.40

Finding the Fourth Proportional to 835,644.96, 1,153,172.16 and 453,668.40

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Solution

The fourth proportional to 835,644.96, 1,153,172.16 and 453,668.40 is: 626,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,644.96 : 1,153,172.16 = 453,668.40 : x
  2. Step 2: Convert to fraction form
    835,644.96/1,153,172.16 = 453,668.40/x
  3. Step 3: Cross multiply
    835,644.96x = 1,153,172.16 × 453,668.40
  4. Step 4: Simplify right side
    835,644.96x = 523,157,768,751.74
  5. Step 5: Solve for x
    x = 523,157,768,751.74/835,644.96
  6. Step 6: Final answer
    x = 626,052.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.